Splenomegaly is a larger-than-normal spleen.
The spleen is an organ that is a part of the lymph system. It filters the blood and maintains healthy red and white blood cells and platelets.
Many health conditions can affect the spleen. This includes:
Symptoms of splenomegaly include:
It is important to prevent injury that might cause the spleen to rupture. You should avoid contact sports.
Your doctor or nurse will tell you what else you need to do to take care of yourself and any medical condition.
There are usually no symptoms from an enlarged spleen. However, some people have pain in the left upper section of the belly area. You should medical help right away if it is severe or gets worse when you take a deep breath.
The health care provider will ask questions about your symptoms and medical history.
A physical exam will be done. This will include feeling your abdomen (belly area). The health care provider will tap (percuss) along the left upper part of your abdomen and feel (palpate) in that same area, especially just under the rib cage.
Tests that may be done include:
This list is not all-inclusive.
Reviewed By: David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.